CN208351613U - A kind of charging heap Charging Detail Record unit based on RS485 communication - Google Patents
A kind of charging heap Charging Detail Record unit based on RS485 communication Download PDFInfo
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- CN208351613U CN208351613U CN201821157978.9U CN201821157978U CN208351613U CN 208351613 U CN208351613 U CN 208351613U CN 201821157978 U CN201821157978 U CN 201821157978U CN 208351613 U CN208351613 U CN 208351613U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of charging heap Charging Detail Record unit based on RS485 communication, including main control module, metering module, voltage sample module, current sampling module, communication transceiver, host computer, first level switch module, mini-printer, third level switch module, IC identification module, second electrical level conversion module, display device, charging module, voltage sample module is unidirectionally connect with metering module communication, current sampling module is unidirectionally connect with metering module communication, metering module is unidirectionally connect with main control module communication, communication transceiver is communicated with main control module and is bi-directionally connected, host computer is communicated with communication transceiver and is bi-directionally connected.The utility model manages the relevant information of charging gun each in charging heap as a whole dependent on communication transceiver, host computer, reduces the complexity of charging system；It also relies on main control module to compare a cost information and quadratic cost information, improves the accuracy of charge unit.
Description
Technical field
The utility model relates to the heap charging systems that charges, and in particular to a kind of charging heap charging list based on RS485 communication
Member.
Background technique
The function of charging pile is similar to the fuel charger inside gas station, can be fixed on ground or wall, be installed on public
It builds in (public building, market, Public Parking etc.) and residential area parking lot or charging station, it can be according to different voltage
Grade is that the electric car of various models charges.The input terminal of electronic dress is directly connected to AC network, and output end, which is equipped with, to be filled
Plug is used to charge for electric car.Traditional charging pile needs one, a vehicle, this means that a vehicle needs one and stops
Parking stall needs to occupy in this way the notch that a large amount of soil is just able to satisfy current charging pile, and current soil is resource most in short supply
One of.The heap that charges is opposite with charging pile, and the heap that charges is generally referred to as box charging equipment, that is, all the charging module at whole station
It concentrates in together, becomes the heap of the charging module of a concentration, charging module has reformed into centralized control, and charging heap is equivalent to
Multiple charging guns are set on a charging pile, the power of the charging gun of charging heap can not only be uniformly controlled in this way, moreover it is possible to subtract
Few occupied area, further improves the efficiency of electric car charging.Accuracy, the peace of the charging heap Charging Detail Record unit of charging heap
Full property and reliability are directly related to reliability service and the development in an all-round way of electric car, and charge system detection project before factory
Incomplete, the metering for relying solely on electric energy meter carries out charging, is detected, is caused again to Charging Detail Record unit without feedback system
The accuracy of user's charging is not high in actual use.
Utility model content
The utility model is in order to solve the above-mentioned technical problem, and it is an object of the present invention to provide a kind of charging heap based on RS485 communication
Charging Detail Record unit.
The utility model is achieved through the following technical solutions:
It is a kind of based on RS485 communication charging heap Charging Detail Record unit, including main control module, metering module, voltage sample module,
Current sampling module, communication transceiver, host computer, the first level switch module, mini-printer, third level switch module,
IC identification module, second electrical level conversion module, display device, charging module, the voltage sample module are communicated with metering module
Unidirectional connection, the current sampling module are unidirectionally connect with metering module communication, the metering module and main control module communication unit
To connection, the communication transceiver is communicated with main control module to be bi-directionally connected, and the host computer communicates two-way company with communication transceiver
It connects, first level switch module is unidirectionally connect with main control module communication, the mini-printer and the first level conversion mould
The unidirectional connection of block communication, the third level switch module is communicated with IC identification module to be bi-directionally connected, the second electrical level conversion
Module is communicated with main control module and is bi-directionally connected, and the display device is communicated with second electrical level conversion module and is bi-directionally connected, described to fill
Electric module is communicated with main control module to be bi-directionally connected；Wherein, the main control module number of communication transceiver connection is at least one；
Voltage sample module is used to sample the voltage of the electric rifle of charging heap；Current sampling module is used for charging heap
The electric current of electric rifle sampled；Metering module is used to receive the voltage signal of voltage sample module and the electricity of current sampling module
Signal is flowed, and it is handled to obtain electric power signal, electric power signal is finally converted into pulse signal again and is sent to master control mould
Block, the metering module use BL0929；Communication transceiver is described logical for the information exchange between main control module and host computer
Believe that transceiver uses RS485；Host computer is used to plan as a whole the charge information of charging heap；Mini-printer is used to print charging for user
Payment voucher；IC identification module is for verifying the identity of charge user；Display device is for charging between heap and user
Information exchange；Charging module is used to charge for electric car；Main control module is used to receive the pulse signal of metering module, receives
The user information of IC identification module, control mini-printer printing charging payment voucher, the related charging of control display device display
It is communicated between information, control communication transceiver and host computer and carries out information exchange between charging module.
In the prior art, what many instrument used is all RS232 interface, and point-to-point communication party may be implemented in this interface
Formula, but this mode can not achieve network savvy, subsequent occurrences of RS485 solves this problem.RS485 is a definition
The standard for balancing the electrical characteristic of the driver and receiver in digital multi-drop system, generally uses in RS485 communication network
Be master-slave communication mode, i.e. multiple slaves of host tape, and the characteristics of this is just corresponding to charging heap.Charging heap is provided with more
A charging gun corresponds to multiple charging systems, using RS485, may be implemented between multiple charging systems and a host computer
Communication；The communication node for reducing host computer reduces the complexity of communication system.Since electric car is promoted soon, fill
There is no unified standards for the charging system of electric stake, cause the accuracy of charging system lower, the accuracy of charging system is low right
The affiliated business unit of charging pile and the user of charging must create a great impression.When user identifies identity using IC identification module
Afterwards, user controls the charge mode between charging module and electric car, after charging starts, voltage sample mould by display device
Block is acquired voltage, and current sampling module is acquired electric current, and information of voltage and current information are transmitted to metering module,
Metering module will carry out multiplier to voltage signal and current signal and handle to obtain electric power signal, further according to metering module setting
Electric power signal is converted to pulse signal by operating mode and output multiplying power；Pulse signal be sent into main control module in counter into
Row counts, and metering module belongs to bidirectional measuring type device using BL0929, and pulse signal belongs to high RST and turns over low signal
Turn formation, counter counts the number of high RST and low signal respectively, i.e., measures to positive negative power, after can be used for
Phase verification.The data of counter are passed through communication transceiver in time and are transmitted to host computer by main control module to be stored；Meanwhile master control
Module calculates charging expense according to the data of counter and is measured；When user is charged after, host computer is directed to and receives
Information about power carries out expense and calculates, and a cost information is transmitted to main control module, main control module itself individually further according to
The metering of counter carries out secondary calculating to expense, and cost information is compared main control module with quadratic cost information,
If the same the electricity consumption of user and electricity cost are printed upon on voucher and give user by control mini-printer；If no
It is identical, then the specifying information that the user and user charge is backuped, a cost information is printed upon voucher by main control module
On give user, user according to first paying the fees on voucher, waiting verifying a cost information and quadratic cost information just by the later period
True property reinforms the specific event content of the user.
Further, Charging Detail Record unit further includes license plate number logging modle, and the license plate number logging modle and main control module are logical
The unidirectional connection of letter, the license plate number logging modle are used to record the license plate number of the electric car of connection.License plate number logging modle can
To be taken pictures or be recorded a video using camera, facilitate the payment later period is easy to recognize whether be the user when something goes wrong.
Further, Charging Detail Record unit further includes monitoring module, and the monitoring module communicates double with main control module
To connection, the monitoring module is used to monitor the working condition of charging heap.Monitoring module is used to fill charging heap
Electricity condition is monitored, inlet wire input voltage, charging output voltage, electricity, charging interface connection status, vehicle including charging gun
Battery management system state, on-vehicle battery state etc. are carried, once there is exception, can cut off the power output in time, protection electricity
The safety of electrical automobile, battery and the heap itself that charges.
Further, monitoring module includes analog quantity monitoring module, the amount of opening the light monitoring module, protection control monitoring mould
Block.The simulation class signals such as input voltage, output voltage, output electric current, the charging connection state of the detection of analog quantity monitoring module, are opened
Pass amount monitoring module detection is that charging allows the on-off models such as switch, lightning protection tripping, emergency stop switch, anti-theft switch, is protected
Control monitoring module detection is to protect the quantity of state shut down, in emergency stop shutdown, charging output and charging process.
Further, the first level switch module, second electrical level conversion module, third level switch module are all made of
RS232。
The utility model compared with prior art, has the following advantages and benefits: the utility model is dependent on master
Control module, metering module, voltage sample module, current sampling module, the first level switch module, mini-printer, third electricity
Flat conversion module, IC identification module, second electrical level conversion module, display device, charging module are to charging single in charging heap
The relevant information of rifle is acquired the calculating for completing charge, also relies on communication transceiver, host computer to each in charging heap
The relevant information of charging gun is managed as a whole, and the complexity of charging system is reduced；Main control module is also relied on to primary expense
It is compared with information and quadratic cost information, improves the accuracy of charge unit.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the block diagram of the utility model；
Fig. 2 is the utility model metering module electrical block diagram；
Fig. 3 is the utility model communications transceiver interface circuit schematic diagram；
Fig. 4 is the utility model display device circuit diagram.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1, a kind of charging heap Charging Detail Record unit based on RS485 communication, including main control module, metering module, electricity
Press sampling module, current sampling module, communication transceiver, host computer, the first level switch module, mini-printer, third electricity
Flat conversion module, IC identification module, second electrical level conversion module, display device, charging module, the voltage sample module and meter
The unidirectional connection of module communication is measured, the current sampling module is unidirectionally connect with metering module communication, the metering module and master control
The unidirectional connection of module communication, the communication transceiver is communicated with main control module to be bi-directionally connected, the host computer and communication transceiver
Communication is bi-directionally connected, and first level switch module is unidirectionally connect with main control module communication, the mini-printer and first
The unidirectional connection of level switch module communication, the third level switch module is communicated with IC identification module to be bi-directionally connected, and described the
Two level switch modules are communicated with main control module to be bi-directionally connected, and the display device communicates two-way company with second electrical level conversion module
It connects, the charging module is communicated with main control module to be bi-directionally connected；Wherein, the main control module number of communication transceiver connection is at least
One；
Voltage sample module is used to sample the voltage of the electric rifle of charging heap；Current sampling module is used for charging heap
The electric current of electric rifle sampled；Metering module is used to receive the voltage signal of voltage sample module and the electricity of current sampling module
Signal is flowed, and it is handled to obtain electric power signal, electric power signal is finally converted into pulse signal again and is sent to master control mould
Block, the metering module use BL0929；Communication transceiver is described logical for the information exchange between main control module and host computer
Believe that transceiver uses RS485；Host computer is used to plan as a whole the charge information of charging heap；Mini-printer is used to print charging for user
Payment voucher；IC identification module is for verifying the identity of charge user；Display device is for charging between heap and user
Information exchange；Charging module is used to charge for electric car；Main control module is used to receive the pulse signal of metering module, receives
The user information of IC identification module, control mini-printer printing charging payment voucher, the related charging of control display device display
It is communicated between information, control communication transceiver and host computer and carries out information exchange between charging module.
In the prior art, what many instrument used is all RS232 interface, and point-to-point communication party may be implemented in this interface
Formula, but this mode can not achieve network savvy, subsequent occurrences of RS485 solves this problem.RS485 is a definition
The standard for balancing the electrical characteristic of the driver and receiver in digital multi-drop system, generally uses in RS485 communication network
Be master-slave communication mode, i.e. multiple slaves of host tape, and the characteristics of this is just corresponding to charging heap.Charging heap is provided with more
A charging gun corresponds to multiple charging systems, using RS485, may be implemented between multiple charging systems and a host computer
Communication；The communication node for reducing host computer reduces the complexity of communication system.Since electric car is promoted soon, fill
There is no unified standards for the charging system of electric stake, cause the accuracy of charging system lower, the accuracy of charging system is low right
The affiliated business unit of charging pile and the user of charging must create a great impression.When user identifies identity using IC identification module
Afterwards, user controls the charge mode between charging module and electric car, after charging starts, voltage sample mould by display device
Block is acquired voltage, and current sampling module is acquired electric current, and information of voltage and current information are transmitted to metering module,
Metering module will carry out multiplier to voltage signal and current signal and handle to obtain electric power signal, further according to metering module setting
Electric power signal is converted to pulse signal by operating mode and output multiplying power；Pulse signal be sent into main control module in counter into
Row counts, and metering module belongs to bidirectional measuring type device using BL0929, and pulse signal belongs to high RST and turns over low signal
Turn formation, counter counts the number of high RST and low signal respectively, i.e., measures to positive negative power, after can be used for
Phase verification.The data of counter are passed through communication transceiver in time and are transmitted to host computer by main control module to be stored, such as Fig. 3 institute
Show, is the interface circuit of communications transceiver；Meanwhile main control module calculates charging expense according to the data of counter and is counted
Amount；After user is charged, host computer is directed to the information about power received and carries out an expense calculating, and a cost information is passed
Main control module is transported to, main control module itself individually carries out secondary calculating to expense further according to the metering of counter, and main control module will
One time cost information is compared with quadratic cost information, if the same controls mini-printer for the electricity consumption and use of user
The electricity charge are printed upon on voucher and give user；If it is not the same, then the specifying information that the user and user charge is done standby
Part, a cost information is printed upon on voucher and gives user by main control module, and user according to first paying the fees on voucher, wait for by the later period
The correctness for verifying a cost information and quadratic cost information reinforms the specific event content of the user.
As shown in Fig. 2, metering module, which uses nine concatenated resistance in the receiving portion of voltage signal, realizes that partial pressure declines
Subtract, -3dB the frequency in potential-divider network is realized by two parallel resistances and two shunt capacitances, the matching between two channels
Using f=1/ (2 π R10C8) calculate.The reception of current signal needs to consider the influence of channel balance and current divider parasitic inductance, adopts
The filter action to sampled input signal is realized with RC filter.The pin that BL0929 has tri- pulses of F1, F2, CF to export, it is preceding
The two belongs to low-speed logic output pin, and output frequency is proportional to average active power.In the present embodiment, use F1 defeated for pulse
Outlet, the main control module of the present embodiment use STM32F103, and the pulse signal of F1 output is sent into the counter TIM2 of main control module
In, at the same by negative power instruction foot REVP output signal be sent into main control module PE2 in, starting count after, CPU by pair
The counting of positive negative power respective pulses is realized in the judgement of PE2 pin state, to complete bidirectional electric energy metering.
Further, Charging Detail Record unit further includes license plate number logging modle, and the license plate number logging modle and main control module are logical
The unidirectional connection of letter, the license plate number logging modle are used to record the license plate number of the electric car of connection.License plate number logging modle can
To be taken pictures or be recorded a video using camera, facilitate the payment later period is easy to recognize whether be the user when something goes wrong.
Further, Charging Detail Record unit further includes monitoring module, and the monitoring module communicates double with main control module
To connection, the monitoring module is used to monitor the working condition of charging heap.Monitoring module is used to fill charging heap
Electricity condition is monitored, inlet wire input voltage, charging output voltage, electricity, charging interface connection status, vehicle including charging gun
Battery management system state, on-vehicle battery state etc. are carried, once there is exception, can cut off the power output in time, protection electricity
The safety of electrical automobile, battery and the heap itself that charges.Monitoring module is using conventional technical means in the prior art
It realizes.
Further, monitoring module includes analog quantity monitoring module, the amount of opening the light monitoring module, protection control monitoring mould
Block.The simulation class signals such as input voltage, output voltage, output electric current, the charging connection state of the detection of analog quantity monitoring module, are opened
Pass amount monitoring module detection is that charging allows the on-off models such as switch, lightning protection tripping, emergency stop switch, anti-theft switch, is protected
Control monitoring module detection is to protect the quantity of state shut down, in emergency stop shutdown, charging output and charging process.
Further, the first level switch module, second electrical level conversion module, third level switch module are all made of
RS232。
Display device uses LCD touch screen, and if Fig. 4 is display device circuit diagram, mini-printer is beaten using temperature-sensitive
Print machine, display device and mini-printer are RS232 level, and main control module is using Transistor-Transistor Logic level, so being turned using level
Mold changing block converts level, convenient for the connection between display device and mini-printer and main control module.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of charging heap Charging Detail Record unit based on RS485 communication, which is characterized in that including main control module, metering module, voltage
Sampling module, current sampling module, communication transceiver, host computer, the first level switch module, mini-printer, third level
Conversion module, IC identification module, second electrical level conversion module, display device, charging module, the voltage sample module and metering
The unidirectional connection of module communication, the current sampling module are unidirectionally connect with metering module communication, the metering module and master control mould
The unidirectional connection of block communication, the communication transceiver is communicated with main control module to be bi-directionally connected, and the host computer and communication transceiver are logical
Letter is bi-directionally connected, and first level switch module is unidirectionally connect with main control module communication, the mini-printer and the first electricity
The flat unidirectional connection of conversion module communication, the third level switch module is communicated with IC identification module to be bi-directionally connected, and described second
Level switch module is communicated with main control module and is bi-directionally connected, and the display device communicates two-way company with second electrical level conversion module
It connects, the charging module is communicated with main control module to be bi-directionally connected；Wherein, the main control module number of communication transceiver connection is at least
One；
Voltage sample module is used to sample the voltage of the electric rifle of charging heap；Current sampling module is used for the electricity to charging heap
The electric current of rifle is sampled；Metering module is used to receive the voltage signal of voltage sample module and the electric current of current sampling module is believed
Number, and it is handled to obtain electric power signal, electric power signal is finally converted into pulse signal again and is sent to main control module, institute
Metering module is stated using BL0929；Communication transceiver is received for the information exchange between main control module and host computer, the communication
It sends out device and uses RS485；Host computer is used to plan as a whole the charge information of charging heap；Mini-printer is used to print charging payment for user
Voucher；IC identification module is for verifying the identity of charge user；Display device is used for the letter to charge between heap and user
Breath interaction；Charging module is used to charge for electric car；Main control module is used to receive the pulse signal of metering module, receives IC knowledge
The user information of other module, control mini-printer print charging payment voucher, control display device shows correlation charge information,
It is communicated between control communication transceiver and host computer and carries out information exchange between charging module.
2. a kind of charging heap Charging Detail Record unit based on RS485 communication according to claim 1, which is characterized in that the meter
Taking unit further includes license plate number logging modle, and the license plate number logging modle is unidirectionally connect with main control module communication, the license plate
Number logging modle is used to record the license plate number of the electric car connected.
3. a kind of charging heap Charging Detail Record unit based on RS485 communication according to claim 1, which is characterized in that the meter
Taking unit further includes monitoring module, and the monitoring module is communicated with main control module to be bi-directionally connected, the condition monitoring
Module is used to monitor the working condition of charging heap.
4. a kind of charging heap Charging Detail Record unit based on RS485 communication according to claim 3, which is characterized in that the shape
State monitoring module includes analog quantity monitoring module, the amount of opening the light monitoring module, protection control monitoring module.
5. a kind of charging heap Charging Detail Record unit based on RS485 communication according to claim 1, which is characterized in that the first electricity
Flat conversion module, second electrical level conversion module, third level switch module are all made of RS232.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821157978.9U CN208351613U (en) | 2018-07-18 | 2018-07-18 | A kind of charging heap Charging Detail Record unit based on RS485 communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821157978.9U CN208351613U (en) | 2018-07-18 | 2018-07-18 | A kind of charging heap Charging Detail Record unit based on RS485 communication |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726871A (en) * | 2019-11-19 | 2020-01-24 | 安徽天鹏电子科技有限公司 | Fill electric pile measurement calibration equipment |
| CN110728796A (en) * | 2019-11-08 | 2020-01-24 | 成都信息工程大学 | Charging pile metering system and use method thereof |
| CN110843576A (en) * | 2019-11-19 | 2020-02-28 | 安徽天鹏电子科技有限公司 | Fill electric pile with license plate number reads function |
| CN113183812A (en) * | 2021-05-08 | 2021-07-30 | 阳光电源股份有限公司 | Method and device for determining charging electric quantity and electronic equipment |
-
2018
- 2018-07-18 CN CN201821157978.9U patent/CN208351613U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110728796A (en) * | 2019-11-08 | 2020-01-24 | 成都信息工程大学 | Charging pile metering system and use method thereof |
| CN110726871A (en) * | 2019-11-19 | 2020-01-24 | 安徽天鹏电子科技有限公司 | Fill electric pile measurement calibration equipment |
| CN110843576A (en) * | 2019-11-19 | 2020-02-28 | 安徽天鹏电子科技有限公司 | Fill electric pile with license plate number reads function |
| CN110843576B (en) * | 2019-11-19 | 2021-02-23 | 安徽天鹏电子科技有限公司 | Fill electric pile with license plate number reads function |
| CN110726871B (en) * | 2019-11-19 | 2021-09-24 | 安徽天鹏电子科技有限公司 | Fill electric pile measurement calibration equipment |
| CN113183812A (en) * | 2021-05-08 | 2021-07-30 | 阳光电源股份有限公司 | Method and device for determining charging electric quantity and electronic equipment |
| US11831184B2 (en) | 2021-05-08 | 2023-11-28 | Sungrow Power Supply Co., Ltd. | Method and device for acquiring charging electricity amount, and electronic device |
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